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PLANT BASE

Helianthus divaricatus

Woodland sunflower

Height
Spread
Growth
habit
3-8
2-6'
1-3'
Form                           Lifecycle              Hardiness zone*
Upright
Flower
Perennial

Rough Sunflower

APPEARANCE
Bloom time
Bloom color
July-September
Violet/ pinkish
Summer bloom
USE FOR
Seasonal interest
ENVIRONMENT
Terminal clusters
Light
Water
Soil
Soil pH
Loam, Sand
Adaptable
Soil Preference
Sandy, well-drained
ENVIRONMENTAL TOLERANCE
Black walnut, Drought
HABITAT & NATIVE RANGE
Dry open woods, wooded bluffs, savannas, sandy or rocky woods
Eastern North America, south to Florida, west to Wisconsin, Oklahoma, and Louisiana
BROWSE TOLERANCE
Black walnut, Drought
Tolerance to browse by animals typically happens once plants are established. Young plants may still be quite susceptible.
SUGGESTED MAINTENANCE & COMMON PROBLEMS
Divide every 2-3 years, don't add thick mulch as will cause rot
Can be overly aggressive in garden situation
COMPANION PLANTS
American coral bells,Pennsylvania sedge,Lanceleaf coreopsis
COMPANION TREES & SHRUBS
NOTES
Mass in groups

For more information, check out these fantastic sources! 

VIEWS:

Spring 2019

LAWN GONE NATIVE

An honors thesis by Zoe Roane-Hopkins

Thesis Advisor

Ken Tamminga

Honors Advisor

Larry Gorenflo

Schreyer Honors College

College of Arts & Architecture

Department of Landscape Architecture

THE PENNSYLVANIA STATE UNIVERSITY

LAST UPDATED  November 2022

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